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181 hedge funds and large institutions have $1.3B invested in Rambus in 2019 Q4 according to their latest regulatory filings, with 26 funds opening new positions, 69 increasing their positions, 55 reducing their positions, and 35 closing their positions.

New
Increased
Maintained
Reduced
Closed

181% more call options, than puts

Call options by funds: $8.23M | Put options by funds: $2.93M

25% more repeat investments, than reductions

Existing positions increased: 69 | Existing positions reduced: 55

9% more capital invested

Capital invested by funds: $1.2B → $1.3B (+$104M)

2.66% more ownership

Funds ownership: 81.94%84.59% (+2.7%)

8% less funds holding

Funds holding: 196181 (-15)

26% less first-time investments, than exits

New positions opened: 26 | Existing positions closed: 35

Holders
181
Holders Change
-15
Holders Change %
-7.65%
% of All Funds
3.57%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
26
Increased
69
Reduced
55
Closed
35
Calls
$8.23M
Puts
$2.93M
Net Calls
+$5.29M
Net Calls Change
-$4.85M
Name Holding Trade Value Shares
Change
Change in
Stake
Holocene Advisors
101
Holocene Advisors
New York
$514K +$501K +37,312 New
CSS
102
Cubist Systematic Strategies
Connecticut
$512K -$62.1K -4,626 -11%
MLICM
103
Metropolitan Life Insurance Company (MetLife)
New York
$485K -$14.2K -1,058 -3%
AW
104
Alpha Windward
Massachusetts
$480K +$6.44K +480 +1%
Pacer Advisors
105
Pacer Advisors
Pennsylvania
$477K -$31.8K -2,368 -6%
AG
106
Aperio Group
California
$475K +$77.3K +5,760 +20%
ACM
107
AlphaCrest Capital Management
New York
$473K -$38.1K -2,835 -8%
MERSOM
108
Municipal Employees' Retirement System of Michigan
Michigan
$468K +$11.5K +860 +3%
MMA
109
Miracle Mile Advisors
California
$465K -$114K -8,500 -20%
Creative Planning
110
Creative Planning
Kansas
$419K
QCM
111
Quantinno Capital Management
New York
$418K
TRSOTSOK
112
Teachers Retirement System of the State of Kentucky
Kentucky
$402K
B
113
Bailard
California
$368K -$43K -3,200 -11%
Two Sigma Investments
114
Two Sigma Investments
New York
$365K -$1.9M -141,862 -84%
CANY
115
Caxton Associates (New York)
New York
$363K +$353K +26,333 New
BA
116
Bridgewater Associates
Connecticut
$356K +$347K +25,868 New
TPWA
117
TRUE Private Wealth Advisors
Oregon
$345K
AIM
118
Alambic Investment Management
California
$337K -$863K -64,306 -72%
Public Employees Retirement Association of Colorado
119
Public Employees Retirement Association of Colorado
Colorado
$329K
PA
120
Parallel Advisors
California
$329K +$22.4K +1,667 +7%
Acadian Asset Management
121
Acadian Asset Management
Massachusetts
$294K +$286K +21,286 New
SEI Investments
122
SEI Investments
Pennsylvania
$270K -$6.19K -461 -2%
AB
123
Amalgamated Bank
New York
$260K +$26.6K +1,983 +12%
ProShare Advisors
124
ProShare Advisors
Maryland
$248K +$35.5K +2,644 +17%
XK
125
Xact Kapitalforvaltning
Sweden
$226K

RMBS Hedge Fund Activity: Q4 2019 in Review

181 of the 5,075 institutional investors tracked by Wall St. Rank reported a position in Rambus (RMBS) for Q4 2019, worth a combined $1.3B — up 8.7% from $1.2B a quarter earlier.

Sellers outnumbered buyers: 35 funds closed out of RMBS and 26 opened new positions — a net loss of 9 holders — while 55 trimmed existing stakes and 69 added.

The largest buyer was Loomis, Sayles & Company, opening a new position worth an estimated $19.3M. The largest seller was Millennium Management, exiting entirely with an estimated $7.08M sold.

  • 181 institutional investors held Rambus (RMBS) as of Q4 2019, down from 196 in Q3 2019.
  • Funds reported $1.3B of Rambus stock for Q4 2019, up 8.7% quarter-over-quarter.
  • 26 funds opened new Rambus positions in Q4 2019 and 35 closed out, a net change of -9 holders.
  • The largest Rambus buyer in Q4 2019 was Loomis, Sayles & Company, an estimated $19.3M added.
  • The largest Rambus seller in Q4 2019 was Millennium Management, an estimated $7.08M sold.

Based on aggregated 13F filings for Q4 2019.